Toyota Yaris: Sfi System / Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS
HINT:
Inspect the vehicle ECM using check mode. Intermittent problems are easier to detect with the GTS when the ECM is in check mode. In check mode, the ECM uses 1 trip detection logic, which is more sensitive to malfunctions than normal mode (default), which uses 2 trip detection logic.
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Clear the DTCs.
Click here
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Change the ECM from normal mode to check mode using the GTS.
Click here
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Perform a simulation test.
Click here
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Check and wiggle the harness(es), connector(s) and terminal(s).
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CAUTION / NOTICE / HINT HINT: *: Use the GTS. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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2. CUSTOMER PROBLEM ANALYSIS
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3...
CAUTION / NOTICE / HINT When a malfunction is not confirmed by the DTC check, troubleshooting should be carried out for all circuits considered to be possible causes of the problem...
Other information:
Remove the tiedown eyelet and the lug wrench from the luggage
compartment.
Wrap a jack lever or similar tool
with a soft cloth to prevent damage to a painted bumper, and
open the cap located on the
front bumper.Remove the cap completely and
store it so as not to lose it...
INSPECTION PROCEDURE 1. INSPECT INNER REAR VIEW MIRROR ASSEMBLY (a) Inspect the operation of the electrochromic inner rear view mirror assembly.
*a Black Colored Tape *b Forward Sensor *c Bright *d Dark *e Auxiliary Battery *f AUTO Switch *g Component without harness connected (Inner Rear View Mirror Assembly) - - (1) Connect a positive (+) lead from the auxiliary battery to terminal 4 (IG) and a negative (-) lead to terminal 1 (E)...
Categories
Stop the vehicle completely.
Manual transaxle:
Shift into neutral and set the parking brake.
Automatic transaxle:
Shift the selector lever to the P position and set the parking brake.
Press the push button start to turn off the engine. The ignition position is
off.
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